The only INVALID electron state and shell designation among the following is
A) 1s, K.
B) 2s, L.
C) 2d, L.
D) 3s, M.
E) 3d, M.
Answer: C
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Fill in the blank(s) with the appropriate word(s).
Index of Refraction: A light beam has speed c in vacuum and speed v in a certain plastic. The index of refraction n of this plastic is
A. n = cv. B. n = (v/c)2. C. n = v/c. D. n = c/v. E. n = (c/v)2.
In design, ______ refers to a mix of elements to stimulate attention.
A. unity B. balance C. proximity D. contrast
In comparing vibrational and rotational levels in molecules, we find that the energy separation between adjacent energy levels is
a. the same in rotational and vibrational levels. b. greater in rotational than in vibrational levels. c. greater in vibrational than in rotational levels. d. directly proportional with one rotational level for each vibrational level. e. inversely proportional with one rotational level for each vibrational level.